An NYPD officer, a Blackstone executive, a Rudin Management associate and a security guard were killed in the shooting at Manhattan's 345 Park Avenue.

This is a breaking news story. For latest updates, please go to our live blog. An NYPD officer and at least four other victims were killed in a shooting at an office skyscraper in midtown Manhattan Monday evening,

NYPD cop Didarul Islam, the first victim of Monday’s deadly mass shooting in Midtown Manhattan, was remembered as a true Big Apple hero.

NYC Mayor Eric Adams shared new details about the deadly Midtown Manhattan office shooting, including a possible NFL connection and the gunman's cross-country journey.

Manhattan Shooting: In a shootout reported from the New York City’s Park Avenue Tower in Midtown Manhattan, at least one off-duty New York Police Department (NYPD) officer and three other civilians were shot dead on Monday evening inside a corporate office, housing finance giant Blackstone and the National Football League among others.

Mamdani is currently in Uganda celebrating his nuptials at a heavily-guarded private compound in the wealthy Buziga Hill area outside the capital city Kampala.

Didarul Islam, 36, was a father of two, with a third on the way, and was working a second job as a security guard at the building where shots rang out.

Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the heart of Manhattan during rush hour.

Police have identified the man who entered a Midtown Manhattan office building wearing body armor and opened fire killing four people with a high-powered rifle.

New York City police officers responded Monday to an active shooter situation in Midtown Manhattan. At least one police officer and two civilians were shot, according to the NYPD. CBS News New York reports.